Philly Cheesesteak Calzones - VeryVera

Ingredients

• Pinch of kosher salt
• 1/4 c Parmesan cheese, grated
• 1 t water
• 1 egg
• 1 can Pillsbury thin pizza crust
• 4 slices Provolone cheese
• 4 slices American cheese
• 1/2 lb deli roast beef, thinly sliced
• 1 t Montreal steak seasoning
• 1/2 sweet onion, diced
• 2 T butter
• 2 tbsp. dijon mustard
• 2 tbsp. honey
• 2 tbsp. mayonnaise